44 lines
1.6 KiB
Python
44 lines
1.6 KiB
Python
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from django.test import TestCase
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from django.db import models
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from django.db.models.loading import BaseAppCache
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from django.db.migrations.state import ProjectState
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class StateTests(TestCase):
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"""
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Tests state construction, rendering and modification by operations.
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"""
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def test_create(self):
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"""
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Tests making a ProjectState from an AppCache
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"""
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new_app_cache = BaseAppCache()
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class Author(models.Model):
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name = models.CharField(max_length=255)
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bio = models.TextField()
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age = models.IntegerField(blank=True, null=True)
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class Meta:
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app_label = "migrations"
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app_cache = new_app_cache
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class Book(models.Model):
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title = models.CharField(max_length=1000)
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author = models.ForeignKey(Author)
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class Meta:
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app_label = "migrations"
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app_cache = new_app_cache
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project_state = ProjectState.from_app_cache(new_app_cache)
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author_state = project_state.models['migrations', 'author']
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book_state = project_state.models['migrations', 'book']
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self.assertEqual(author_state.app_label, "migrations")
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self.assertEqual(author_state.name, "Author")
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self.assertEqual([x for x, y in author_state.fields], ["id", "name", "bio", "age"])
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self.assertEqual(author_state.fields[1][1].max_length, 255)
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self.assertEqual(author_state.fields[2][1].null, False)
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self.assertEqual(author_state.fields[3][1].null, True)
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self.assertEqual(author_state.bases, (models.Model, ))
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